3. Alicia Keys & Swizz Beatz

"One of us plans [a date] and the other has no idea where we are going," Keys told PEOPLE on how she and husband Swizz Beatz keep their union strong. "We've found some undiscovered gems and moments to take hikes or walks or just discover new things about life and each other. Those are my favorite times."

2. David Beckham & Victoria Beckham

"We've been together for 18 years, we've been married for 16 years," David told ABC News in 2015. "So you trust each other's judgment. I think that has worked for us."

1. Faith Hill & Tim McGraw

Nothing says love quite like creating a collaborative album with your loved one. Singer-Songwriters Faith Hill and Tim McGraw recently came out with a joint album called The Rest of Our Lives. So what keeps this couple's bond so strong?